Milesight EM500 LoRaWAN® 4 in 1 Carbon Dioxide Outdoor/Waterproof Sensor - EU 868MHz

€223,00 €265,00

:In stock

Product Features

  • Integrated with multiple sensors like CO2, temperature, humidity, etc.
  • Ultra-wide-distance transmission up to line of sight of 10km
  • IP65 waterproof enclosure for harsh environment applications
  • Built-in 19000 mAh replaceable battery and work for 10 years without replacement
  • Equipped with NFC for easy configuration
  • Compliant with standard LoRaWAN® gateways and network servers
  • Quick and easy management with Milesight IoT Cloud solution


EM500-CO2 is designed for measuring CO2, temperature, humidity and barometric pressure in harsh environments and transmitting data using LoRaWAN® technology. With this low power consumption technology, EM500-CO2 can workupto10years with 19000 mAh battery. Combining with Milesight LoRaWAN® gateway and Milesight IoT Cloud solution, users can manage all sensor data remotely and visually. EM500-CO2 is widely used for applications like smart agriculture, smart city, forest fire detection, etc.


  • Warehouse environment
  • monitoring
  • Basement and underground parking monitoring
  • Smart agriculture
  • Forest fire detection
  • Smart building

Product Specifications

Wireless Transmission
Technology LoRaWAN®
Frequency EU868
Tx Power 16dBm (868 MHz)
Sensitivity -137dBm @300bps
Work Mode OTAA/ABP Class A
Carbon Dioxide (CO2)
Sensor Type NDIR
Range 400 - 5000 ppm
Accuracy (0°C to +50°C) ± (30 ppm + 3 % of reading)
Resolution 1 ppm
Sensor Type MEMS
Range -30°C to + 70°C
  • 0°C to + 70°C (+/- 0.3°C)
  • -30°C to 0°C (+/- 0.6°C)
Resolution 0.1°C
Sensor Type MEMS
Range 0% to 100% RH
Accuracy 10% to 90% RH (+/- 3%), below 10% and above 90% RH (+/- 5%)
Resolution 0.5% RH
Barometric Pressure
Sensor Type MEMS
Range 300 - 1100 hPa (-40°C - 85°C)
Accuracy ±1 hPa
Resolution 0.1 hPa
Power On & Off NFC, Power Button (Internal)
Configuration Mobile App(via NFC) or PC software(via USB Type-C)
Physical Characteristics
Power Supply 19000 mAh Li-SOCL2 battery (ER34615)
Battery Life 10 years (10 min interval)
Ingress Protection IP65
Operating Temperature -30°C to 70°C
Dimensions 147.9 × 71 × 69.5 mm (5.8 × 2.8 × 2.7 in)
Installation Pole, Wall or DIN Rail
Regulatory CE, FCC, RoHS, LoRaWAN ® Certified
EMC EN 55032, EN 55035
  • IEC 61000-4-2 Level 3
  • IEC 61000-4-3 Level 2
  • IEC 61000-4-8 Level 4
Radio Frequency FCC Part 15B, FCC Part 15.247, EN 300 330, EN 301 489-1/3, EN 300 220-1/2
Safety EN62368-1

Product Downloads

Shipping Policy

We provide worldwide shipping using only tracked shipping services. Currently all our international shipments are performed by TNT Express and FedEx. Local shipments to Cyprus are performed either directly from us or using local shipping couriers (i.e. ACS Courier).

We ship products within 1-3 days after the order is placed. You will be notified by email when your order is dispatched and you will receive the relevant shipment tracking number which you can use to track your shipment.

Shipment Tracking

You can use the following links to track your order using the provided tracking number in the case of international orders.
  • Orders shipped with TNT Express: TNT Tracking
  • Orders shipped with FedEx: FedEX Tracking
  • General Return Policy

    We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.

    To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.

    To start a return, you can contact us at If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.

    For any further information, help and support regarding the shipping and/or return process you can contact us at:

  • Email:
  • Telephone: +357 22 282828